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Databases
log_replication_commands is log_statement = all for walsenders, with the one difference that you should turn it on. A replication connection (replication=1 for physical, replication=database for logical) speaks a small language of its own:…
Starting with Percona XtraDB Cluster (PXC) 8.0, replication traffic encryption is enabled by default. That said, it’s common to find clusters running without TLS that suddenly need it: a new compliance requirement, an audit finding, a…
Structured Query Language 101 -15:00–16:20 Nov. 6, 2026 · 15:00 - 6:20 I will be teaching the basics of SQL at the 2026 Texas Linuxfest. The session is listed for only 100 minutes, but I wrote the materials for a 3-hour course. We will…
Yesterday I had the pleasure of speaking at PGDay UK 2026 in London, at the Cavendish Conference Centre. The talk was called 100,000 Lines of C Later: Re-architecting Enterprise Postgres Backups in Go. It was about the design of a Postgres…